CN102441903A - Electric shearing tool - Google Patents
Electric shearing tool Download PDFInfo
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- CN102441903A CN102441903A CN2010105124267A CN201010512426A CN102441903A CN 102441903 A CN102441903 A CN 102441903A CN 2010105124267 A CN2010105124267 A CN 2010105124267A CN 201010512426 A CN201010512426 A CN 201010512426A CN 102441903 A CN102441903 A CN 102441903A
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- cutting implement
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- 238000010008 shearing Methods 0.000 title abstract 4
- 238000004804 winding Methods 0.000 claims abstract description 96
- 230000033001 locomotion Effects 0.000 claims abstract description 49
- 238000007493 shaping process Methods 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 239000004020 conductor Substances 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000005405 multipole Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000004260 weight control Methods 0.000 description 1
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Abstract
The invention relates to an electric shearing tool, comprising a shell and at least two cutting heads, wherein the cutting heads can form shearing action; at least one cutting head can move relative to the shell and is used for an actuator for driving the movable cutting head to move in a reciprocating manner; the actuator comprises at least one layer of winding, a permanent magnet and permanent magnets and/or a magnetic loop board; the permanent magnet is positioned at one side of the winding along the moving direction of the movable cutting head; the permanent magnet and/or the magnetic loop board are positioned at the other side of the winding; the permanent magnet positioned at one side of the winding is divided into two poles along the moving direction of the movable cutting head; the winding is divided into at least two parts along the moving direction of the movable cutting head; the two parts correspond to the two poles of the magnets; and the current directions flowing through the two parts are opposite. In the electric shearing tool, the actuator with linear or arc-line type irrotational motion is adopted, a cam structure does not need to be used, the structure is simple and the cost is low.
Description
Technical field
The present invention relates to a kind of electronic cutting implement, relate in particular to a kind of actuator of electronic cutting implement.
Background technology
Existing hair scissors usually adopts an electric rotating machine to add a cam structure, and when motor rotated, cam structure driving movable cutter head moved back and forth, but dynamic cutter head and the fixing cutter head generation shear action that cooperatively interacts are cut off the hair between the scissors mouth.
Yet the existing electric rotating machine of this kind adds cam structure formula hair scissors, complex structure, and cost is high.
The present invention aims to provide a kind of electronic cutting implement simple in structure.
Summary of the invention
The present invention provides a kind of electronic cutting implement; The cutter head that comprises shell, all right one way or the other at least formation shear action; But but the reciprocating actuator of said dynamic cutter head is moved, is used to drive to wherein at least one cutter head opposite shell; But said actuator comprises one deck winding at least, is positioned at the permanent magnet of winding one side and is positioned at the permanent magnet and/or the magnetic loop plate of winding opposite side along the direction of motion perpendicular to said dynamic cutter head; But the said direction of motion that is positioned at the permanent magnet edge dynamic cutter head of winding one side is divided into the two poles of the earth at least; But said winding is divided into two parts at least along the direction of motion of dynamic cutter head, and said two parts are the two poles of the earth of corresponding said magnet respectively, the said two-part current opposite in direction of flowing through.
Preferably; Said actuator comprises one deck winding, the two-layer permanent magnet that is oppositely arranged at least and is fixed in the magnetic loop plate in every layer of permanent magnet outside; The relative segment polarity of said two-layer permanent magnet is opposite; But along the direction of motion perpendicular to said dynamic cutter head, said winding is between two-layer permanent magnet.
Preferably, said actuator comprises one deck winding and the two-layer permanent magnet that is oppositely arranged at least, and the mode of magnetizing of said magnet is that face magnetizes, but along the direction of motion perpendicular to said dynamic cutter head, said winding is between two-layer permanent magnet.
Preferably; Said actuator comprises one deck winding at least, be positioned at the permanent magnet of winding one side, be positioned at the magnetic loop plate of winding opposite side; The mode of magnetizing of said permanent magnet is that face magnetizes; But along the direction of motion perpendicular to said dynamic cutter head, said winding is between permanent magnet and magnetic loop plate.
Preferably; Said actuator comprises one deck winding at least, be positioned at the permanent magnet of winding one side, be positioned at the magnetic loop plate of winding opposite side; But along the direction of motion perpendicular to said dynamic cutter head; Said winding is between said permanent magnet and magnetic loop plate, and the side away from winding of said permanent magnet is set with another magnetic loop plate.
Preferably, two parts of said winding are substantially parallel, but two-part spacing distance half the more than or equal to the stroke of dynamic cutter head.
Preferably, be provided with iron core in the two-part interval of said winding.
Preferably, said winding is the disc type geometric pattern winding that changes, by insulated conductor around intact after flatten shaping and form.
Alternatively, said winding is a disc type concentric type winding.
Preferably, said actuator comprises N+1 stator unit and N mover unit, but along the direction of motion perpendicular to said dynamic cutter head; Said stator unit and mover units alternately are provided with; Each mover unit between two adjacent stators unit, but but wherein at least one mover unit link to each other with dynamic cutter head and be used to drive the motion of said dynamic cutter head, N is a positive integer; Each stator unit comprises magnet and/or magnetic loop plate, and each mover unit comprises one deck winding.
Alternatively, said actuator comprises N stator unit and N+1 mover unit, but along the direction of motion perpendicular to said dynamic cutter head; Said stator unit and mover units alternately are provided with; Each stator unit between two adjacent mover unit, but but wherein at least one mover unit link to each other with dynamic cutter head and be used to drive the motion of said dynamic cutter head, N is a positive integer; Each mover unit comprises magnet and/or magnetic loop plate, and each stator unit comprises one deck winding.
Alternatively; Said electronic cutting implement also comprises back-moving spring, and said actuator comprises stator unit and mover unit, and one of them comprises said winding stator unit and mover unit; Wherein another comprises said magnet and/or magnetic loop plate; The middle part of said spring is fixed to the mover unit, and the both ends of the spring opposite shell is fixed, and the movement locus of mover unit is a linear.
Alternatively, said spring is Ω shape or S shape.
Alternatively; Said electronic cutting implement also comprises back-moving spring, and said actuator comprises stator unit and mover unit, and one of them comprises said winding stator unit and mover unit; Wherein another comprises said magnet and/or magnetic loop plate; One end of said spring is fixed to the mover unit, and the other end fixedly opposite shell is fixed, and the motion of said mover unit is swing.
Embodiment that the present invention lifts has following beneficial effect: electronic cutting implement of the present invention, adopt to produce straight line or the reciprocating actuator of arc line type, and need not to use cam structure, thereby simple in structure, cost is low.
In order further to understand characteristic of the present invention and technology contents, see also following about detailed description of the present invention and accompanying drawing, yet institute's accompanying drawing only provide reference and the explanation usefulness, be not to be used for the present invention is limited.
Description of drawings
In the accompanying drawing:
Fig. 1 is the sketch map of the electronic cutting implement of one embodiment of the invention;
Fig. 2 is actuator and the schematic perspective view of back-moving spring of the electronic cutting implement of one embodiment of the invention;
Fig. 3 A and 3B are depicted as the schematic perspective view of back-moving spring of actuator and another form of the electronic cutting implement of one embodiment of the invention;
Shown in Figure 4 is the cross-sectional schematic of actuator of the electronic cutting implement of one embodiment of the invention;
Shown in Figure 5 is the driving voltage waveform figure of actuator shown in Figure 4;
Shown in Figure 6 is the cross-sectional schematic of actuator of the electronic cutting implement of another embodiment of the present invention;
Shown in Figure 7 is the winding sketch map of actuator shown in Figure 4;
Shown in Figure 8 is the winding sketch map of another form of actuator shown in Figure 4;
Fig. 9 A to Fig. 9 D is depicted as the cross-sectional schematic of actuator of the multi-form electronic cutting implement of further embodiment of this invention;
Figure 10 A and Figure 10 B are depicted as mover unit and the sketch map of back-moving spring of the electronic cutting implement of yet another embodiment of the invention.
The specific embodiment
Below in conjunction with accompanying drawing, describe in detail through specific embodiments of the invention, will make technical scheme of the present invention and other beneficial effects obvious.
See also Fig. 1, but but but electronic cutting implement of the present invention comprise fixedly cutter head 30 opposite shell 10 motions that shell 10, opposite shell 10 are fixing dynamic cutter head 50, be used to drive the reciprocating actuator of said dynamic cutter head 50 70, be used to control the control circuit 90 of actuator 70 work.Said electronic cutting implement also comprises an external power supply socket 92, and when outlet 92 energized, control circuit 90 obtains power supply by outlet 92, the positive and negative alternating impulse voltage of output certain frequency, amplitude and dutycycle.Can install chargeable battery 94 in electronic the cutting, thereby make the electronic endure certain hour when leaving power line of cutting.Switch and speed adjusting device (figure does not show) also are housed on the shell 10, are used to control electronic operation of cutting, stop, regulating the electronic velocity of vibration of cutting.
Fig. 2 is actuator and the schematic perspective view of back-moving spring of the electronic cutting implement of one embodiment of the invention.
See also Fig. 2; Said actuator 70 comprises 3 stator units 72 and 2 the mover unit 74 that laterally arrange; Each mover unit 74 is between two adjacent stators unit 72; The direction of motion of two mover unit 74 is opposite, can make whole momentum balance through Weight control, thereby reduces the vibrations of shell 10.Wherein but a mover unit 74 links to each other with dynamic cutter head 50 through drive rod 80.Each 74 two ends, mover unit is connected with back-moving spring 100, and preferably, said spring 100 is a springs; Be roughly Ω shape; The middle part is fixed to mover unit 74, and two ends can be fixed to shell 10 respectively, said spring 100 perpendicular to the rigidity on the mover unit motion direction much larger than the rigidity on mover unit motion direction; Thereby keep the air gap between mover unit 74 and the stator unit 72, mover unit 74 two ends spring symmetric arrangement.
Fig. 3 A and 3B are depicted as the schematic perspective view of back-moving spring of actuator and another form of the electronic cutting implement of one embodiment of the invention.
Actuator shown in Fig. 3 A and the 3B and actuator shown in Figure 2 are basic identical, and difference is the setting of back-moving spring.In the actuator shown in Fig. 3 A and the 3B, back-moving spring 100 is roughly S shape, and the middle part is fixed to mover unit 74, and two ends are fixed to the stator unit 72 of both sides, mover unit respectively.Said spring 100 perpendicular to the rigidity on mover unit 74 directions of motion much larger than the rigidity on mover unit 74 directions of motion; Thereby keep the air gap between mover unit 74 and the stator unit 72; Mover unit 74 two ends springs, 100 antisymmetry are arranged, can be prevented that mover unit 74 from reversing.
Shown in Figure 4 is the cross-sectional schematic of actuator of the electronic cutting implement of one embodiment of the invention.
See also Fig. 4; Said actuator 70 comprises 2 mover unit 74 and 3 stator units 72; The direction of motion of establishing 74, two mover unit 74, a mover unit between two stator units 72 is opposite, but but wherein a mover unit 74 link to each other with dynamic cutter head 50 and be used to drive 50 motions of said dynamic cutter head.Each stator unit 72 comprises one deck permanent magnet 722, is positioned at outermost stator unit 72 and also comprises the magnetic loop plate 724 that is fixed in magnet 722 outsides.Said permanent magnet 722 is divided into the two poles of the earth N, S along the direction of motion of mover unit 74.Each mover unit 74 comprises one deck winding; Said winding is the disc type winding; But be divided into substantially parallel two parts 742,744 along the direction of motion of dynamic cutter head, preferably, but said winding two parts 742, the spacing distance between 744 are half the more than or equal to dynamic cutter head 50 strokes; Thereby said two parts 742,744 the two poles of the earth of corresponding every layer of magnet respectively make the in the opposite direction of the magnetic line of force pass winding two parts 742,744, the current opposite in direction of the said winding two parts 742,744 of flowing through.Like this, after the winding energising, the electromagnetic force direction that winding two parts 742,744 produce is consistent.Be appreciated that ground, said permanent magnet 722 also is divided into multipole along the direction of motion of mover unit 74, and correspondingly, winding can be divided into a plurality of parts, respectively a plurality of magnetic poles of corresponding permanent magnet 722.Preferably, during the winding energising, the electromagnetic force direction that each part of winding produces is consistent.
The winding current direction is by control circuit 90 controls, and its voltage waveform can be a positive and negative alternating impulse voltage as shown in Figure 5, and frequency is that 100-250hz is adjustable, and dutycycle 20%-80% is adjustable.
The actuator 70 of said structure, the mover part is in light weight; Two mover relative motions, whole momentum balance, the vibrations noise is little.
Be appreciated that ground, said stator unit 72 also can be exchanged with the setting of mover unit 74, promptly on the stator unit winding is set, and permanent magnet and magnetic loop plate are set on the mover unit.
Shown in Figure 6 is the cross-sectional schematic of actuator of the electronic cutting implement of another embodiment of the present invention.
See also Fig. 6, also mover core 746 can be installed in winding two parts 742 of said mover unit 74, the interval between 744.
See also Fig. 7, said winding can be the disc type geometric pattern winding that changes, by lead around intact after flatten shaping and form.
See also Fig. 8, said winding can also be a disc type concentric type winding, by lead around intact after solidify shaping and form.
Fig. 9 A to 9D is depicted as the cross-sectional schematic of four kinds of multi-form actuating units of further embodiment of this invention.
See also Fig. 9 A; Said actuating unit 70 comprises one deck winding, the two-layer permanent magnet 722 that is oppositely arranged and is fixed in the magnetic loop plate 724 in every layer of permanent magnet 722 outsides; Said two-layer permanent magnet 722 relative segment polarities are opposite; But along the direction of motion perpendicular to said dynamic cutter head, said winding is between two-layer permanent magnet.But said winding is divided into two parts 742,744 along the direction of motion of dynamic cutter head, and said two parts 742,744 are the two poles of the earth of corresponding said magnet 722 respectively, the said two-part current opposite in direction of flowing through.Be appreciated that ground, can insert iron core in two parts 742 of said winding, the gap between 744.Said permanent magnet 722 can form stator unit 72 with magnetic loop plate 724, and opposite shell is fixed; Correspondingly, winding forms mover unit 74, but links to each other with dynamic cutter head 50, but is used to drive said dynamic cutter head 50 motions.Be appreciated that ground, said permanent magnet 722 also can form the mover unit with magnetic loop plate 724, but links to each other with dynamic cutter head 50; Correspondingly, winding forms stator unit, and opposite shell is fixed.
Be appreciated that ground, the wherein one deck permanent magnet in the above-mentioned two-layer permanent magnetic 722 also can omit, shown in Fig. 9 B.
See also Fig. 9 C; Said actuator comprises one deck winding 742,744 and the two-layer permanent magnet 722 that is oppositely arranged; The mode of magnetizing of said magnet 722 is that face magnetizes; Thereby can omit the magnetic loop plate, but along the direction of motion perpendicular to said dynamic cutter head, said winding 742,744 is between two-layer permanent magnet 722.
See also Fig. 9 D; Said actuator comprises one deck winding, be positioned at the permanent magnet 722 of winding one side, be positioned at the magnetic loop plate 724 of winding opposite side; The mode of magnetizing of said permanent magnet 722 is that face magnetizes; The magnetic line of force that sends from the arctic N of said permanent magnet 722 pass corresponding winding with it a part 744 backs arrive magnetic loop plates 724, pass the South Pole S that gets back to magnet behind another part 742 of winding again, shown in oval-shaped frame of broken lines among the figure.But along the direction of motion perpendicular to said dynamic cutter head 50, said winding 742,744 is between permanent magnet and magnetic loop plate.
Figure 10 A and Figure 10 B are depicted as the sketch map of the actuator 70 of yet another embodiment of the invention.
See also Figure 10 A, the mover unit 74 of said actuator can carry out arc and move back and forth.Wherein, elastic device 100 is a swing wind spring, and the stiff end opposite shell 10 of swing wind spring 100 is fixing, and is located on the central axis position of the reciprocating movement locus of arc, and free end is fixed on the mover unit 74.
Be appreciated that ground, in more embodiment, the realization of elastic device also can be adopted other modes.Shown in Figure 10 B; In the both sides of mover unit 74 sheet spring 102,104 is set respectively; The free end of sheet spring 102,104 is fixed to mover unit 74, and stiff end opposite shell and stator are fixed and are located on the position of center line of movement locus of straight reciprocating motion of mover unit 74.
Be appreciated that ground; Stator 72 of the present invention can comprise N+1 stator unit; Mover 74 can comprise N mover unit, and N is the integer greater than zero, and stator unit and mover units alternately are provided with; Each mover unit between two adjacent stators unit, but but wherein at least one mover unit link to each other with dynamic cutter head and be used to drive said dynamic cutter head and move back and forth.As being provided with the mover unit of three parallel placements in the actuator, the mover unit that wherein is positioned at both sides is opposite with the direction of motion of the mover unit that is positioned at the centre position, to eliminate the imbalance vibrations on the moment of torsion.
Be appreciated that ground; Said stator 72 also can comprise N stator unit, and mover 74 comprises N+1 mover unit, and N is the integer greater than zero; Said stator unit and mover units alternately are provided with; Each stator unit between two adjacent mover unit, but but wherein at least one mover unit link to each other with dynamic cutter head and be used to drive the motion of said dynamic cutter head, each mover unit comprises one deck magnet; Each stator unit comprises one deck winding, is positioned at outermost mover unit and also comprises the magnetic loop plate that is fixed in the magnet outside.
Electronic cutting implement of the present invention can be electric saver, electric haircutting scissors etc.
The above is merely preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (14)
1. electronic cutting implement; The cutter head that comprises shell, all right one way or the other at least formation shear action; But but the reciprocating actuator of said dynamic cutter head is moved, is used to drive to wherein at least one cutter head opposite shell; It is characterized in that; But said actuator comprises one deck winding at least, is positioned at the permanent magnet of winding one side and is positioned at the permanent magnet and/or the magnetic loop plate of winding opposite side along the direction of motion perpendicular to said dynamic cutter head, but the said permanent magnet that is positioned at winding one side is divided into the two poles of the earth at least along the direction of motion of dynamic cutter head, but said winding is divided into two parts at least along the direction of motion of dynamic cutter head; Said two parts are the two poles of the earth of corresponding said magnet respectively, the said two-part current opposite in direction of flowing through.
2. electronic cutting implement as claimed in claim 1; It is characterized in that; Said actuator comprises one deck winding, the two-layer permanent magnet that is oppositely arranged at least and is fixed in the magnetic loop plate in every layer of permanent magnet outside; The relative segment polarity of said two-layer permanent magnet is opposite, but along the direction of motion perpendicular to said dynamic cutter head, said winding is between two-layer permanent magnet.
3. electronic cutting implement as claimed in claim 1; It is characterized in that; Said actuator comprises one deck winding and the two-layer permanent magnet that is oppositely arranged at least; The mode of magnetizing of said magnet is that face magnetizes, but along the direction of motion perpendicular to said dynamic cutter head, said winding is between two-layer permanent magnet.
4. electronic cutting implement as claimed in claim 1; It is characterized in that; Said actuator comprises one deck winding at least, be positioned at the permanent magnet of winding one side, be positioned at the magnetic loop plate of winding opposite side; The mode of magnetizing of said permanent magnet is that face magnetizes, but along the direction of motion perpendicular to said dynamic cutter head, said winding is between permanent magnet and magnetic loop plate.
5. electronic cutting implement as claimed in claim 1; It is characterized in that; Said actuator comprises one deck winding at least, be positioned at the permanent magnet of winding one side, be positioned at the magnetic loop plate of winding opposite side; But along the direction of motion perpendicular to said dynamic cutter head, said winding is between said permanent magnet and magnetic loop plate, and the side away from winding of said permanent magnet is set with another magnetic loop plate.
6. like each described electronic cutting implement of claim 1 to 5, it is characterized in that two parts of said winding are substantially parallel, but two-part spacing distance half the more than or equal to the stroke of dynamic cutter head.
7. electronic cutting implement as claimed in claim 6 is characterized in that, said winding is provided with iron core in the two-part interval.
8. like each described electronic cutting implement of claim 1 to 5, it is characterized in that said winding is the disc type geometric pattern winding that changes, by insulated conductor around intact after flatten shaping and form.
9. like each described electronic cutting implement of claim 1 to 5, it is characterized in that said winding is a disc type concentric type winding.
10. like each described electronic cutting implement of claim 1 to 5; It is characterized in that said actuator comprises N+1 stator unit and N mover unit, but along the direction of motion perpendicular to said dynamic cutter head; Said stator unit and mover units alternately are provided with; Each mover unit between two adjacent stators unit, but but wherein at least one mover unit link to each other with said dynamic cutter head and be used to drive the motion of said dynamic cutter head, N is a positive integer; Each stator unit comprises magnet and/or magnetic loop plate, and each mover unit comprises one deck winding.
11. like each described electronic cutting implement of claim 1 to 5; It is characterized in that said actuator comprises N stator unit and N+1 mover unit, along the direction of motion perpendicular to said dynamic cutter head; Said stator unit and mover units alternately are provided with; Each stator unit between two adjacent mover unit, but but wherein at least one mover unit link to each other with dynamic cutter head and be used to drive the motion of said dynamic cutter head, N is a positive integer; Each mover unit comprises magnet and/or magnetic loop plate, and each stator unit comprises one deck winding.
12., it is characterized in that said electronic cutting implement also comprises back-moving spring like each described electronic cutting implement of claim 1 to 5; Said actuator comprises stator unit and mover unit; One of them comprises said winding stator unit and mover unit, and wherein another comprises said magnet and/or magnetic loop plate, and the middle part of said spring is fixed to the mover unit; The both ends of the spring opposite shell is fixed, and the movement locus of mover unit is a linear.
13. electronic cutting implement as claimed in claim 12 is characterized in that, said spring is Ω shape or S shape.
14., it is characterized in that said electronic cutting implement also comprises back-moving spring like each described electronic cutting implement of claim 1 to 5; Said actuator comprises stator unit and mover unit; One of them comprises said winding stator unit and mover unit, and wherein another comprises said magnet and/or magnetic loop plate, and an end of said spring is fixed to the mover unit; The other end fixedly opposite shell is fixed, and the motion of said mover unit is swing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105124267A CN102441903A (en) | 2010-10-13 | 2010-10-13 | Electric shearing tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105124267A CN102441903A (en) | 2010-10-13 | 2010-10-13 | Electric shearing tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102441903A true CN102441903A (en) | 2012-05-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105124267A Pending CN102441903A (en) | 2010-10-13 | 2010-10-13 | Electric shearing tool |
Country Status (1)
| Country | Link |
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| CN (1) | CN102441903A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105099118A (en) * | 2015-07-31 | 2015-11-25 | 瑞声光电科技(常州)有限公司 | Multi-resonance linear motor |
-
2010
- 2010-10-13 CN CN2010105124267A patent/CN102441903A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105099118A (en) * | 2015-07-31 | 2015-11-25 | 瑞声光电科技(常州)有限公司 | Multi-resonance linear motor |
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Application publication date: 20120509 |